12917549104 has 10 divisors (see below), whose sum is σ = 25027751420. Its totient is φ = 6458774544.

The previous prime is 12917549069. The next prime is 12917549111. The reversal of 12917549104 is 40194571921.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403673394 + ... + 403673425.

It is an arithmetic number, because the mean of its divisors is an integer number (2502775142).

Almost surely, 2^12917549104 is an apocalyptic number.

It is an amenable number.

12917549104 is a deficient number, since it is larger than the sum of its proper divisors (12110202316).

12917549104 is an equidigital number, since it uses as much as digits as its factorization.

12917549104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807346827 (or 807346821 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 12917549104 in words is "twelve billion, nine hundred seventeen million, five hundred forty-nine thousand, one hundred four".